[INFO] cloning repository https://github.com/Doxterpepper/dftpd
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Doxterpepper/dftpd" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDoxterpepper%2Fdftpd", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDoxterpepper%2Fdftpd'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b8ed365767e3db9ed483a989cd708fe5ee65da3d
[INFO] testing Doxterpepper/dftpd against beta-2021-01-01 for beta-1.50-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDoxterpepper%2Fdftpd" "/workspace/builds/worker-8/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Doxterpepper/dftpd on toolchain beta-2021-01-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Doxterpepper/dftpd
[INFO] finished tweaking git repo https://github.com/Doxterpepper/dftpd
[INFO] tweaked toml for git repo https://github.com/Doxterpepper/dftpd written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/Doxterpepper/dftpd already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 77d9f7d0d465f37bf340e276b56cd005ec20a5071851c90f5c791e673b388aa1
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "77d9f7d0d465f37bf340e276b56cd005ec20a5071851c90f5c791e673b388aa1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "77d9f7d0d465f37bf340e276b56cd005ec20a5071851c90f5c791e673b388aa1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "77d9f7d0d465f37bf340e276b56cd005ec20a5071851c90f5c791e673b388aa1", kill_on_drop: false }`
[INFO] [stdout] 77d9f7d0d465f37bf340e276b56cd005ec20a5071851c90f5c791e673b388aa1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 70eaab4233dc63987dcecdd303985050bd3c200fc10cea7d4f28845eb251ddf9
[INFO] running `Command { std: "docker" "start" "-a" "70eaab4233dc63987dcecdd303985050bd3c200fc10cea7d4f28845eb251ddf9", kill_on_drop: false }`
[INFO] [stderr]    Compiling rftp v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `message`
[INFO] [stdout]   --> src/ftp.rs:28:33
[INFO] [stdout]    |
[INFO] [stdout] 28 |     fn parse_command(&mut self, message: &String) {
[INFO] [stdout]    |                                 ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_message`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `resp`
[INFO] [stdout]   --> src/ftp.rs:34:13
[INFO] [stdout]    |
[INFO] [stdout] 34 |         let resp = self.read();
[INFO] [stdout]    |             ^^^^ help: if this is intentional, prefix it with an underscore: `_resp`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `resp`
[INFO] [stdout]   --> src/ftp.rs:36:13
[INFO] [stdout]    |
[INFO] [stdout] 36 |         let resp = self.read();
[INFO] [stdout]    |             ^^^^ help: if this is intentional, prefix it with an underscore: `_resp`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.28s
[INFO] running `Command { std: "docker" "inspect" "70eaab4233dc63987dcecdd303985050bd3c200fc10cea7d4f28845eb251ddf9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "70eaab4233dc63987dcecdd303985050bd3c200fc10cea7d4f28845eb251ddf9", kill_on_drop: false }`
[INFO] [stdout] 70eaab4233dc63987dcecdd303985050bd3c200fc10cea7d4f28845eb251ddf9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a5577ca122322da8ccfde7e98358d60e76649d16ec896db248b7287ba90f32fe
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "a5577ca122322da8ccfde7e98358d60e76649d16ec896db248b7287ba90f32fe", kill_on_drop: false }`
[INFO] [stderr]    Compiling rftp v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `message`
[INFO] [stdout]   --> src/ftp.rs:28:33
[INFO] [stdout]    |
[INFO] [stdout] 28 |     fn parse_command(&mut self, message: &String) {
[INFO] [stdout]    |                                 ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_message`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `resp`
[INFO] [stdout]   --> src/ftp.rs:34:13
[INFO] [stdout]    |
[INFO] [stdout] 34 |         let resp = self.read();
[INFO] [stdout]    |             ^^^^ help: if this is intentional, prefix it with an underscore: `_resp`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `resp`
[INFO] [stdout]   --> src/ftp.rs:36:13
[INFO] [stdout]    |
[INFO] [stdout] 36 |         let resp = self.read();
[INFO] [stdout]    |             ^^^^ help: if this is intentional, prefix it with an underscore: `_resp`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.74s
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "a5577ca122322da8ccfde7e98358d60e76649d16ec896db248b7287ba90f32fe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a5577ca122322da8ccfde7e98358d60e76649d16ec896db248b7287ba90f32fe", kill_on_drop: false }`
[INFO] [stdout] a5577ca122322da8ccfde7e98358d60e76649d16ec896db248b7287ba90f32fe
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] a4be8d62b65b00d70556cdcf7cc7616224f0a90421cab37812addd82799bba62
[INFO] running `Command { std: "docker" "start" "-a" "a4be8d62b65b00d70556cdcf7cc7616224f0a90421cab37812addd82799bba62", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] warning: unused variable: `message`
[INFO] [stderr]   --> src/ftp.rs:28:33
[INFO] [stderr]    |
[INFO] [stderr] 28 |     fn parse_command(&mut self, message: &String) {
[INFO] [stderr]    |                                 ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_message`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stdout] 
[INFO] [stderr] warning: unused variable: `resp`
[INFO] [stdout] running 0 tests
[INFO] [stderr]   --> src/ftp.rs:34:13
[INFO] [stdout] 
[INFO] [stderr]    |
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stderr] 34 |         let resp = self.read();
[INFO] [stdout] 
[INFO] [stderr]    |             ^^^^ help: if this is intentional, prefix it with an underscore: `_resp`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `resp`
[INFO] [stderr]   --> src/ftp.rs:36:13
[INFO] [stderr]    |
[INFO] [stderr] 36 |         let resp = self.read();
[INFO] [stderr]    |             ^^^^ help: if this is intentional, prefix it with an underscore: `_resp`
[INFO] [stderr] 
[INFO] [stderr] warning: 3 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.36s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/rftp-ea076fe7efafe0ae
[INFO] running `Command { std: "docker" "inspect" "a4be8d62b65b00d70556cdcf7cc7616224f0a90421cab37812addd82799bba62", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a4be8d62b65b00d70556cdcf7cc7616224f0a90421cab37812addd82799bba62", kill_on_drop: false }`
[INFO] [stdout] a4be8d62b65b00d70556cdcf7cc7616224f0a90421cab37812addd82799bba62